Carrier Air Conditioning, Collierville, Tennessee, manufactures residential-only air conditioners under the brand names Carrier, Heil, Comfortmaker, Tempstar, ICP and 13 Seer. To find a dealer near you or to learn more about these fine union-made products visit: http://www.residentialcarrier.com , http://www.customerservice.carrier.com or http://www.globalcarrier.com rnWillis Haviland Carrier invented the basics of modern air conditioning in 1902! Carrier has been the world leader in heating, ventilating, air conditioning, and HVAC systems ever since.rn